Bamberger, M., Sanyal, B., & Valverde, N. (1981). The first Lusaka upgrading and sites and services project: Summary of the main findings of a five-year evaluation. Philippine Journal of Public Administration.
Chicago-referens (17:e uppl.)Bamberger, Michael, Bish Sanyal, och Nelson Valverde. "The First Lusaka Upgrading and Sites and Services Project: Summary of the Main Findings of a Five-year Evaluation." Philippine Journal of Public Administration 1981.
MLA-referens (9:e uppl.)Bamberger, Michael, et al. "The First Lusaka Upgrading and Sites and Services Project: Summary of the Main Findings of a Five-year Evaluation." Philippine Journal of Public Administration, 1981.
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